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प्रश्न
‘A’, ‘B’ and ‘C’ are three consecutive even integers such that four times ‘A’ is equal to three times ‘C’. What is the value of ‘B’?
पर्याय
12
10
16
14
MCQ
उत्तर
14
Explanation:
Let A, B and C be (2n − 2), 2n and (2n + 2) respectively.
Now, 4 (2n − 2) = 3 (2n + 2) ⇒ 8n − 8
= 6n + 6
⇒ 2n = 14 ⇒ n = 7
⇒ B = 2 × 7 = 14
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Number System (Entrance Exam)
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